20817894

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2459}}^1$

素因数の和:2564

約数の個数: 32

約数和(自身を含む): 44634240

約数和(自身を除く): 23816346

約数列:

[1, 2, 3, 6, 17, 34, 51, 83, 102, 166, 249, 498, 1411, 2459, 2822, 4233, 4918, 7377, 8466, 14754, 41803, 83606, 125409, 204097, 250818, 408194, 612291, 1224582, 3469649, 6939298, 10408947, 20817894]

約数ペア:

[(1, 20817894), (2, 10408947), (3, 6939298), (6, 3469649), (17, 1224582), (34, 612291), (51, 408194), (83, 250818), (102, 204097), (166, 125409), (249, 83606), (498, 41803), (1411, 14754), (2459, 8466), (2822, 7377), (4233, 4918)]